Subgroups — C₃₁×#3155 #16843088

Order 3968.

596 conjugacy classes of subgroups.

The subgroup lattice has 204 nodes — too large to display as a diagram.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×C₃₁×AGL(1,ℤ/8)	C₂	1	2	yes	maximal, complemented
2	C₂×C₃₁×#135	C₂	1	1	yes	maximal, characteristic, complemented
3	C₂²×D₈×C₃₁	C₂	1	1	yes	maximal, characteristic, complemented
4	C₃₁×#535	C₂	1	2	yes	maximal, complemented
5	C₃₁×#496	C₂	1	4	yes	maximal, complemented
6	C₃₁×#495	C₂	1	2	yes	maximal, complemented
7	C₃₁×#493	C₂	1	2	yes	maximal, complemented
8	C₃₁×#405	C₂	1	1	yes	maximal, characteristic, complemented
9	C₂×#41×C₃₁	C₂²	1	2	yes	—
10	C₂²×D₄×C₃₁	C₂²	1	2	yes	—
11	C₃₁×AGL(1,ℤ/8)	—	2	8	no	—
12	C₃₁×#135	—	2	4	no	—
13	C₂×Q₁₆×C₃₁	C₂²	1	1	yes	characteristic, complemented
14	C₂×SD₁₆×C₃₁	C₂²	1	4	yes	complemented
15	C₂×SD₁₆×C₃₁	C₂²	1	2	yes	complemented
16	C₂×D₈×C₃₁	—	2	4	no	—
17	C₂×D₈×C₃₁	C₂²	1	2	yes	—
18	C₂×D₈×C₃₁	C₂²	1	2	yes	—
19	C₂×D₈×C₃₁	C₂²	1	1	yes	characteristic, complemented
20	C₂×D₈×C₃₁	C₂²	1	4	yes	complemented
21	C₂×M₁₆×C₃₁	C₂²	1	1	yes	characteristic
22	C₂²×C₈×C₃₁	C₂²	1	1	yes	characteristic
23	C₃₁×#127	C₂²	1	4	yes	complemented
24	C₃₁×#124	C₂²	1	4	yes	complemented
25	C₃₁×#121	—	2	4	no	—
26	C₃₁×#120	—	2	4	no	—
27	C₃₁×#117	C₂²	1	1	yes	characteristic
28	C₃₁×#97	C₂²	1	2	yes	complemented
29	C₄×C₈×C₃₁	C₂²	1	2	yes	complemented
30	C₂⁴×C₃₁	—	2	2	no	—
31	#41×C₃₁	—	2	4	no	—
32	#41×C₃₁	—	2	4	no	—
33	C₂×Q₈×C₃₁	C₂³	1	2	yes	—
34	C₂×D₄×C₃₁	—	2	2	no	—
35	C₂×D₄×C₃₁	—	2	4	no	—
36	C₂×D₄×C₃₁	—	2	4	no	—
37	C₂×D₄×C₃₁	—	2	2	no	—
38	C₂×D₄×C₃₁	—	2	8	no	—
39	C₂×D₄×C₃₁	C₂³	1	4	yes	—
40	C₂×D₄×C₃₁	C₂³	1	2	yes	—
41	C₂²×C₄×C₃₁	—	2	2	no	—
42	C₂²×C₄×C₃₁	C₂³	1	1	yes	characteristic
43	Q₁₆×C₃₁	—	2	2	no	—
44	SD₁₆×C₃₁	—	2	4	no	—
45	SD₁₆×C₃₁	—	2	8	no	—
46	D₈×C₃₁	—	2	4	no	—
47	D₈×C₃₁	—	2	4	no	—
48	D₈×C₃₁	—	2	2	no	—
49	D₈×C₃₁	—	2	8	no	—
50	M₁₆×C₃₁	D₄	1	4	yes	complemented
51	C₂×C₈×C₃₁	D₄	1	4	yes	complemented
52	C₂×C₈×C₃₁	C₂³	1	1	yes	characteristic
53	C₂×C₈×C₃₁	C₂³	1	2	yes	—
54	C₂×C₈×C₃₁	C₂³	1	1	yes	characteristic
55	C₄⋊C₄×C₃₁	D₄	1	2	yes	—
56	C₂²⋊C₄×C₃₁	—	2	8	no	—
57	C₂²⋊C₄×C₃₁	D₄	1	2	yes	—
58	C₄²×C₃₁	C₂³	1	2	yes	—
59	C₂³×C₃₁	—	2	4	no	—
60	C₂³×C₃₁	—	2	2	no	—
61	C₂³×C₃₁	—	4	4	no	—
62	C₂³×C₃₁	—	8	4	no	—
63	C₂³×C₃₁	C₂×D₄	1	1	yes	characteristic
64	Q₈×C₃₁	—	2	2	no	—
65	Q₈×C₃₁	—	2	2	no	—
66	D₄×C₃₁	—	2	4	no	—
67	D₄×C₃₁	—	2	2	no	—
68	D₄×C₃₁	—	2	4	no	—
69	D₄×C₃₁	—	2	2	no	—
70	D₄×C₃₁	—	4	4	no	—
71	D₄×C₃₁	—	4	4	no	—
72	D₄×C₃₁	—	8	8	no	—
73	C₂×C₄×C₃₁	—	2	2	no	—
74	C₂×C₄×C₃₁	—	4	4	no	—
75	C₂×C₄×C₃₁	C₂×D₄	1	4	yes	—
76	C₂×C₄×C₃₁	C₂×D₄	1	1	yes	characteristic
77	C₂×C₄×C₃₁	C₂×D₄	1	2	yes	—
78	C₂×C₄×C₃₁	C₂×D₄	1	2	yes	—
79	C₂×C₄×C₃₁	C₂⁴	1	1	yes	characteristic
80	C₈×C₃₁	C₂×D₄	1	2	yes	—
81	C₈×C₃₁	C₂×D₄	1	2	yes	—
82	C₈×C₃₁	C₂×D₄	1	4	yes	—
83	#3155	C₃₁	1	1	yes	maximal, characteristic, direct product factor, Sylow
84	C₂²×C₃₁	—	2	2	no	—
85	C₂²×C₃₁	—	4	2	no	—
86	C₂²×C₃₁	—	4	4	no	—
87	C₂²×C₃₁	—	4	4	no	—
88	C₂²×C₃₁	—	4	8	no	—
89	C₂²×C₃₁	—	8	8	no	—
90	C₂²×C₃₁	#127	1	2	yes	—
91	C₂²×C₃₁	C₂²×D₄	1	1	yes	characteristic
92	C₄×C₃₁	—	2	4	no	—
93	C₄×C₃₁	—	4	2	no	—
94	C₄×C₃₁	#127	1	2	yes	—
95	C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
96	C₄×C₃₁	C₂²×D₄	1	1	yes	characteristic
97	C₂×AGL(1,ℤ/8)	C₂×C₃₁	1	2	yes	complemented
98	C₂×#135	C₂×C₃₁	1	1	yes	characteristic, complemented
99	C₂²×D₈	C₂×C₃₁	1	1	yes	characteristic, complemented
100	#535	C₂×C₃₁	1	2	yes	complemented
101	#496	C₂×C₃₁	1	4	yes	complemented
102	#495	C₂×C₃₁	1	2	yes	complemented
103	#493	C₂×C₃₁	1	2	yes	complemented
104	#405	C₂×C₃₁	1	1	yes	characteristic, complemented
105	C₂×C₃₁	—	2	2	no	—
106	C₂×C₃₁	—	8	2	no	—
107	C₂×C₃₁	—	8	4	no	—
108	C₂×C₃₁	C₂×#127	1	1	yes	characteristic
109	C₂×C₃₁	#576	1	2	yes	—
110	C₂×#41	C₂²×C₃₁	1	2	yes	—
111	C₂²×D₄	C₂²×C₃₁	1	2	yes	—
112	AGL(1,ℤ/8)	—	2	8	no	—
113	#135	—	2	4	no	—
114	C₂×Q₁₆	C₂²×C₃₁	1	1	yes	characteristic, complemented
115	C₂×SD₁₆	C₂²×C₃₁	1	2	yes	complemented
116	C₂×SD₁₆	C₂²×C₃₁	1	4	yes	complemented
117	C₂×D₈	—	2	4	no	—
118	C₂×D₈	C₂²×C₃₁	1	2	yes	—
119	C₂×D₈	C₂²×C₃₁	1	2	yes	—
120	C₂×D₈	C₂²×C₃₁	1	1	yes	characteristic, complemented
121	C₂×D₈	C₂²×C₃₁	1	4	yes	complemented
122	C₂×M₁₆	C₂²×C₃₁	1	1	yes	characteristic
123	C₂²×C₈	C₂²×C₃₁	1	1	yes	characteristic
124	#127	C₂²×C₃₁	1	4	yes	complemented
125	#124	C₂²×C₃₁	1	4	yes	complemented
126	#121	—	2	4	no	—
127	#120	—	2	4	no	—
128	#117	C₂²×C₃₁	1	1	yes	characteristic
129	#97	C₂²×C₃₁	1	2	yes	complemented
130	C₄×C₈	C₂²×C₃₁	1	2	yes	complemented
131	C₃₁	#3155	1	1	yes	characteristic, direct product factor, Sylow
132	C₂⁴	—	2	2	no	—
133	#41	—	2	4	no	—
134	#41	—	2	4	no	—
135	C₂×Q₈	C₂³×C₃₁	1	2	yes	—
136	C₂×D₄	—	2	2	no	—
137	C₂×D₄	—	2	4	no	—
138	C₂×D₄	—	2	4	no	—
139	C₂×D₄	—	2	2	no	—
140	C₂×D₄	—	2	8	no	—
141	C₂×D₄	C₂³×C₃₁	1	4	yes	—
142	C₂×D₄	C₂³×C₃₁	1	2	yes	—
143	C₂²×C₄	—	2	2	no	—
144	C₂²×C₄	C₂³×C₃₁	1	1	yes	characteristic
145	Q₁₆	—	2	2	no	—
146	SD₁₆	—	2	4	no	—
147	SD₁₆	—	2	8	no	—
148	D₈	—	2	4	no	—
149	D₈	—	2	4	no	—
150	D₈	—	2	2	no	—
151	D₈	—	2	8	no	—
152	M₁₆	D₄×C₃₁	1	4	yes	complemented
153	C₂×C₈	D₄×C₃₁	1	4	yes	complemented
154	C₂×C₈	C₂³×C₃₁	1	1	yes	characteristic
155	C₂×C₈	C₂³×C₃₁	1	2	yes	—
156	C₂×C₈	C₂³×C₃₁	1	1	yes	characteristic
157	C₄⋊C₄	D₄×C₃₁	1	2	yes	—
158	C₂²⋊C₄	—	2	8	no	—
159	C₂²⋊C₄	D₄×C₃₁	1	2	yes	—
160	C₄²	C₂³×C₃₁	1	2	yes	—
161	C₂³	—	2	4	no	—
162	C₂³	—	2	2	no	—
163	C₂³	—	4	4	no	—
164	C₂³	—	8	4	no	—
165	C₂³	C₂×D₄×C₃₁	1	1	yes	characteristic
166	Q₈	—	2	2	no	—
167	Q₈	—	2	2	no	—
168	D₄	—	2	4	no	—
169	D₄	—	2	2	no	—
170	D₄	—	2	4	no	—
171	D₄	—	2	2	no	—
172	D₄	—	4	4	no	—
173	D₄	—	4	4	no	—
174	D₄	—	8	8	no	—
175	C₂×C₄	—	2	2	no	—
176	C₂×C₄	—	4	4	no	—
177	C₂×C₄	C₂×D₄×C₃₁	1	4	yes	—
178	C₂×C₄	C₂×D₄×C₃₁	1	1	yes	characteristic
179	C₂×C₄	C₂×D₄×C₃₁	1	2	yes	—
180	C₂×C₄	C₂×D₄×C₃₁	1	2	yes	—
181	C₂×C₄	C₂⁴×C₃₁	1	1	yes	characteristic
182	C₈	C₂×D₄×C₃₁	1	2	yes	—
183	C₈	C₂×D₄×C₃₁	1	2	yes	—
184	C₈	C₂×D₄×C₃₁	1	4	yes	—
185	C₂²	—	2	2	no	—
186	C₂²	—	4	2	no	—
187	C₂²	—	4	4	no	—
188	C₂²	—	4	4	no	—
189	C₂²	—	4	8	no	—
190	C₂²	—	8	8	no	—
191	C₂²	C₃₁×#127	1	2	yes	—
192	C₂²	C₂²×D₄×C₃₁	1	1	yes	characteristic
193	C₄	—	2	4	no	—
194	C₄	—	4	2	no	—
195	C₄	C₃₁×#127	1	2	yes	—
196	C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
197	C₄	C₂²×D₄×C₃₁	1	1	yes	characteristic
198	C₂	—	2	2	no	—
199	C₂	—	8	4	no	—
200	C₂	—	8	2	no	—
201	C₂	C₂×C₃₁×#127	1	1	yes	characteristic
202	C₂	C₃₁×#576	1	2	yes	—

	subgroup	G/H
center, socle	C₂²×C₃₁	C₂²×D₄
commutator, Frattini, cosocle	C₂×C₄	C₂⁴×C₃₁
LCS	G ▷ C₂×C₄ ▷ C₂ ▷ C₁
UCS	C₁ ◁ C₂²×C₃₁ ◁ C₃₁×#117 ◁ G

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

N	H ≅ G/N	type
1. C₂×C₃₁×AGL(1,ℤ/8)	C₂	semidirect
2. C₂×C₃₁×#135	C₂	semidirect
3. C₂²×D₈×C₃₁	C₂	semidirect
4. C₃₁×#535	C₂	semidirect
5. C₃₁×#496	C₂	semidirect
6. C₃₁×#495	C₂	semidirect
7. C₃₁×#493	C₂	semidirect
8. C₃₁×#405	C₂	semidirect
13. C₂×Q₁₆×C₃₁	C₂²	semidirect
14. C₂×SD₁₆×C₃₁	C₂²	semidirect
15. C₂×SD₁₆×C₃₁	C₂²	semidirect
19. C₂×D₈×C₃₁	C₂²	semidirect
20. C₂×D₈×C₃₁	C₂²	semidirect
23. C₃₁×#127	C₂²	semidirect
24. C₃₁×#124	C₂²	semidirect
28. C₃₁×#97	C₂²	semidirect
29. C₄×C₈×C₃₁	C₂²	semidirect
50. M₁₆×C₃₁	D₄	semidirect
51. C₂×C₈×C₃₁	D₄	semidirect
83. #3155	C₃₁	direct (N × H)
97. C₂×AGL(1,ℤ/8)	C₂×C₃₁	semidirect
98. C₂×#135	C₂×C₃₁	semidirect
99. C₂²×D₈	C₂×C₃₁	semidirect
100. #535	C₂×C₃₁	semidirect
101. #496	C₂×C₃₁	semidirect
102. #495	C₂×C₃₁	semidirect
103. #493	C₂×C₃₁	semidirect
104. #405	C₂×C₃₁	semidirect
114. C₂×Q₁₆	C₂²×C₃₁	semidirect
115. C₂×SD₁₆	C₂²×C₃₁	semidirect
116. C₂×SD₁₆	C₂²×C₃₁	semidirect
120. C₂×D₈	C₂²×C₃₁	semidirect
121. C₂×D₈	C₂²×C₃₁	semidirect
124. #127	C₂²×C₃₁	semidirect
125. #124	C₂²×C₃₁	semidirect
129. #97	C₂²×C₃₁	semidirect
130. C₄×C₈	C₂²×C₃₁	semidirect
131. C₃₁	#3155	direct (N × H)
152. M₁₆	D₄×C₃₁	semidirect
153. C₂×C₈	D₄×C₃₁	semidirect

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroup	index
C₂×C₃₁×AGL(1,ℤ/8)	2
C₂×C₃₁×#135	2
C₂²×D₈×C₃₁	2
C₃₁×#535	2
C₃₁×#496	2
C₃₁×#495	2
C₃₁×#493	2
C₃₁×#405	2
#3155	31

Subgroups — C31×#3155 #16843088

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₃₁×#3155 #16843088